2000-10-19 Antti P Miettinen <anmietti@trshp.ntc.nokia.com>

* rtems/score/cpu.h: define CPU_Exception_frame for rdbg.
	* m68302.h: Make buffer pointer in m302_SCC_bd volatile.

c/src/exec/score/cpu/m68k/ChangeLog

@@ -1,3 +1,8 @@
+2000-10-19  Antti P Miettinen  <anmietti@trshp.ntc.nokia.com>
+
+	* rtems/score/cpu.h: define CPU_Exception_frame for rdbg.
+	* m68302.h: Make buffer pointer in m302_SCC_bd volatile.
+
 2000-10-12	John S Gwynne <jgwynne@mrcday.com>
 
 	* sim.h: These changes enable RTEMS to automatically generate

c/src/exec/score/cpu/m68k/m68302.h

@@ -277,7 +277,7 @@ typedef struct {
 typedef struct m302_SCC_bd {
     rtems_unsigned16 status;			/* status and control */
     rtems_unsigned16 length;			/* data length */
-    rtems_unsigned8  *buffer;		/* data buffer pointer */
+    volatile rtems_unsigned8  *buffer;		/* data buffer pointer */
 } m302_SCC_bd_t;
 
 typedef struct {

c/src/exec/score/cpu/m68k/rtems/score/cpu.h

@@ -165,14 +165,24 @@ typedef struct {
 #endif
 
 /*
- *  The following structure defines the set of information saved
+ *  The following structures define the set of information saved
- *  on the current stack by RTEMS upon receipt of each interrupt.
+ *  on the current stack by RTEMS upon receipt of each exc/interrupt.
+ *  These are not used by m68k handlers.
+ *  The exception frame is for rdbg.
  */
 
 typedef struct {
-  unsigned32   TBD;   /* XXX Fix for this CPU */
+  unsigned32 vecnum; /* vector number */
 } CPU_Interrupt_frame;
 
+typedef struct {
+  unsigned32 vecnum; /* vector number */
+  unsigned32 sr; /* status register */
+  unsigned32 pc; /* program counter */
+  unsigned32 d0, d1, d2, d3, d4, d5, d6, d7;
+  unsigned32 a0, a1, a2, a3, a4, a5, a6, a7;
+} CPU_Exception_frame;
+
 /*
  *  The following table contains the information required to configure
  *  the m68k specific parameters.

cpukit/score/cpu/m68k/ChangeLog

@@ -1,3 +1,8 @@
+2000-10-19  Antti P Miettinen  <anmietti@trshp.ntc.nokia.com>
+
+	* rtems/score/cpu.h: define CPU_Exception_frame for rdbg.
+	* m68302.h: Make buffer pointer in m302_SCC_bd volatile.
+
 2000-10-12	John S Gwynne <jgwynne@mrcday.com>
 
 	* sim.h: These changes enable RTEMS to automatically generate

cpukit/score/cpu/m68k/m68302.h

@@ -277,7 +277,7 @@ typedef struct {
 typedef struct m302_SCC_bd {
     rtems_unsigned16 status;			/* status and control */
     rtems_unsigned16 length;			/* data length */
-    rtems_unsigned8  *buffer;		/* data buffer pointer */
+    volatile rtems_unsigned8  *buffer;		/* data buffer pointer */
 } m302_SCC_bd_t;
 
 typedef struct {

cpukit/score/cpu/m68k/rtems/m68k/m68302.h

@@ -277,7 +277,7 @@ typedef struct {
 typedef struct m302_SCC_bd {
     rtems_unsigned16 status;			/* status and control */
     rtems_unsigned16 length;			/* data length */
-    rtems_unsigned8  *buffer;		/* data buffer pointer */
+    volatile rtems_unsigned8  *buffer;		/* data buffer pointer */
 } m302_SCC_bd_t;
 
 typedef struct {

cpukit/score/cpu/m68k/rtems/score/cpu.h

@@ -165,14 +165,24 @@ typedef struct {
 #endif
 
 /*
- *  The following structure defines the set of information saved
+ *  The following structures define the set of information saved
- *  on the current stack by RTEMS upon receipt of each interrupt.
+ *  on the current stack by RTEMS upon receipt of each exc/interrupt.
+ *  These are not used by m68k handlers.
+ *  The exception frame is for rdbg.
  */
 
 typedef struct {
-  unsigned32   TBD;   /* XXX Fix for this CPU */
+  unsigned32 vecnum; /* vector number */
 } CPU_Interrupt_frame;
 
+typedef struct {
+  unsigned32 vecnum; /* vector number */
+  unsigned32 sr; /* status register */
+  unsigned32 pc; /* program counter */
+  unsigned32 d0, d1, d2, d3, d4, d5, d6, d7;
+  unsigned32 a0, a1, a2, a3, a4, a5, a6, a7;
+} CPU_Exception_frame;
+
 /*
  *  The following table contains the information required to configure
  *  the m68k specific parameters.